[5/7] um: setup_physmem: stop using global variables
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Message ID 1533326330-31677-6-git-send-email-rppt@linux.vnet.ibm.com
State Not Applicable
Headers show
Series
  • switch several architectures NO_BOOTMEM
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Commit Message

Mike Rapoport Aug. 3, 2018, 7:58 p.m. UTC
The setup_physmem() function receives uml_physmem and uml_reserved as
parameters and still used these global variables. Replace such usage with
local variables.

Signed-off-by: Mike Rapoport <rppt@linux.vnet.ibm.com>
Acked-by: Richard Weinberger <richard@nod.at>
---
 arch/um/kernel/physmem.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

Patch
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diff --git a/arch/um/kernel/physmem.c b/arch/um/kernel/physmem.c
index f02596e..0eaec0e 100644
--- a/arch/um/kernel/physmem.c
+++ b/arch/um/kernel/physmem.c
@@ -86,7 +86,7 @@  void __init setup_physmem(unsigned long start, unsigned long reserve_end,
 	long map_size;
 	int err;
 
-	offset = uml_reserved - uml_physmem;
+	offset = reserve_end - start;
 	map_size = len - offset;
 	if(map_size <= 0) {
 		os_warn("Too few physical memory! Needed=%lu, given=%lu\n",
@@ -96,12 +96,12 @@  void __init setup_physmem(unsigned long start, unsigned long reserve_end,
 
 	physmem_fd = create_mem_file(len + highmem);
 
-	err = os_map_memory((void *) uml_reserved, physmem_fd, offset,
+	err = os_map_memory((void *) reserve_end, physmem_fd, offset,
 			    map_size, 1, 1, 1);
 	if (err < 0) {
 		os_warn("setup_physmem - mapping %ld bytes of memory at 0x%p "
 			"failed - errno = %d\n", map_size,
-			(void *) uml_reserved, err);
+			(void *) reserve_end, err);
 		exit(1);
 	}